Inventor
NUMAZU HIROKO
JP8 patents
Patents
8 patentsUS5796845AAug 18, 1998
Sound field and sound image control apparatus and method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD149 citations98
US5442712AAug 15, 1995
Sound amplifying apparatus with automatic howl-suppressing function
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD100 citations96
US5572591ANov 5, 1996
Sound field controller
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD78 citations95
US5381482AJan 10, 1995
Sound field controller
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD87 citations95
US5684881ANov 4, 1997
Sound field and sound image control apparatus and method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US5617478AApr 1, 1997
Sound reproduction system and a sound reproduction method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US5375188ADec 20, 1994
Music/voice discriminating apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US5233661AAug 3, 1993
Sound field variable apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74